Low Cost, 300 MHzVoltage Feedback AmplifiersAD8055/AD8056FEATURESCONNECTION DIAGRAMSLow cost single (AD8055) and dual (AD8056)NC18NCVOUT 15+VEasy-to-use voltage feedback architectureS–IN27+VSHigh speed–VS 2+IN36VOUT300 MHz, −3 dB bandwidth (G = +1)+IN34–IN 02 –V 0 S45NC1400 V/μs slew rateAD8055AD8055 3- 06 001 01 20 ns settling to 0.1%NC = NO CONNECT 063- 01 Low distortion: −72 dBc @ 10 MHz Figure 1. N-8 and R-8 Figure 2. RJ-5 Low noise: 6 nV/√HzOUT118+VLow dc errors: 5 mV max VOS, 1.2 μA max IBSSmall packaging–IN127OUTAD8055 available in 5-lead SOT-23+IN136–IN2AD8056 available in 8-lead MSOP–V 003 S45+IN2AD8056 3- 06 01 Excellent video specifications (RL = 150 Ω, G = +2) Figure 3. N-8, R-8, and RM-8 Gain flatness 0.1 dB to 40 MHz 0.01% differential gain error Their 0.1 dB flatness out to 40 MHz, wide bandwidth out to 0.02° differential phase error 300 MHz, along with 1400 V/μs slew rate and 20 ns settling Drives 4 video loads (37.5 V) with 0.02% differential time, make them useful for a variety of high speed applications. Gain and 0.1° differential phaseLow power, ±5 V supplies 5 mA typ/amplifier power The AD8055 and AD8056 require only 5 mA typ/amplifier of supply current supply current and operate on a dual ±5 V or a single +12 V High output drive current: over 60 mA power supply, while capable of delivering over 60 mA of load